package com.leetcode.LC_MED;

public class LC100 {
    public boolean isSameTree(TreeNode p, TreeNode q) {

        if (p == null && q == null) {
            return true;
        }
        if (p == null || q == null) {
            return false;
        }

        return p.val == q.val && isSameTree(p.left, q.left) && isSameTree(q.right, p.right);

    }
}
